package com.jcourse.bookstore;

import java.util.LinkedList;
import java.util.List;

public class listcourse {

	public static void main(String[] args) {
		List<Integer> score = new LinkedList<Integer>();
	}

	static int average(List<Integer> s) {
		int sum = 0;
		for(int i = 0;i< s.size();i++) {
			sum += s.get(i);
			
		}
		return sum/s.size();
	}
}
